3.5 Electrical wiring
1
1
1
1
1
1
1
2
2
2
2
2
2
2
Power adapter
to AC100
-2
40V
Indoor unit
Outdoor unit
H-NET commu. cable
(non-polarity)
Electric
meter
485 commu.
cable
(polarity)
LAN port
HCCS-H64H2C1M
Router
Internet cable
(direct connection)
ON
OFF 1 2 3 4
Address DIP switch
H-NET commu
n
ication cable
connects to H-NET terminal
①
and
②
of indoor unit and outdoor unit .
485 communication cable
connects to the RS485 end of electric meter
.
A connects to D1+, and B
connects to D0-.
Internet cable
connects to LAN port of router (when ad
o
pted wired connection).
Power adapter
connects to the plug of AC100
-
240V. Select a proper AC plug according to actual on-
site conditions.
B A
RS485
GND +12V
1 2
H-NET POWER
a. remove rubber plug and screws.
b. take off the case
in
the direction of the arrow.
1) Remove the case:
2
)
Connect electric wires according to the diagram below.
6mm
a. length of wire stripping.
b.
fix wire at the designated location of the trunking
.
Wiring Requirements
5
unit
：
mm